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30
RESULTS

Media Type
30
texts
Availability
29
Always Available
1
Available to Borrow
Topics & Subjects
21
Clay
5
Shale
4
Mineralogy, Determinative
2
Fuller's earth
2
Mortar
1
Aluminum
More right-solid
Collection
More right-solid
Creator
25
grim, ralph e. (ralph early), 1902-
2
bradley, william frank, 1908-
2
hursh, ralph k. (ralph kent), 1885-
1
ekblaw, george e. (george elbert), 1895-1972
Language
30
English
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